The Red Full Colour Glass Block is a hollow unit at 190x190x90mm, sold six pieces per box, with bold, fully saturated red covering the entire block face. Red is the most visually commanding of the six Full Color shades, producing an intense, immersive colour statement when used across a wall — considerably more dramatic than the rim-only accent of Colour Outline Red at the same dimensions.

Full Color Red's intensity makes it a genuine architectural statement piece rather than a background material — a dedicated feature wall, a bar backdrop, or a single striking panel within an otherwise neutral scheme tends to produce the most successful result, since surrounding the colour with other equally bold elements can create visual competition rather than a clear focal point. This is the specific consideration that separates a successful Full Color Red installation from one that feels overwhelming.

Like every hollow glass block in T21's range, the sealed air chamber behind this intense colour face provides genuine thermal and acoustic insulation identical to the plainest Clear block, meaning the dramatic visual statement comes with no compromise to the material's underlying functional performance.

Hollow glass block, 190x190x90mm, 6 pieces per box. Dispatched from Bengaluru. All India delivery. WhatsApp +91 94484 64040.

Should Full Color Red be used as the dominant colour across a whole room, or more selectively?

More selectively tends to work best — a dedicated feature wall, a bar backdrop, or a single striking panel within an otherwise neutral scheme, since surrounding this intense colour with other equally bold elements can create visual competition rather than the clear focal point Full Color Red is best suited to provide.

Does the intense Red colouring compromise the block's thermal or acoustic insulation performance?

No — the sealed air chamber behind the coloured face provides the same genuine thermal and acoustic insulation as the plainest Clear block in the range. The dramatic colour statement comes with no compromise to the material's underlying functional performance. Pairing Full Color Red with dark, neutral surrounding tones such as charcoal, black, or deep timber tends to let the colour read as a confident, intentional statement rather than competing against an already busy or brightly coloured backdrop elsewhere in the same room, which is worth discussing with an interior designer at the planning stage before finalising the surrounding material palette for the installation. Confirm this styling approach with T21 before finalising a large order.